Astronomy
Galaxy Cluster Collision Creates a Dark Matter Core
This strange photograph is a composite image of Abell 520, a massive cluster of galaxies in the process of colliding…
Self Organizing Space Dust Could Be a Precursor to Life
As if searching for life wasn't already difficult enough, physicists now think that clouds of particles in space could mimic…
That’s Not a Comet, that’s a Star
If you take a quick look at the photograph with this story you'd think you're looking at a comet. I've…
Hidden Galaxies Ablaze with Star Formation
We have a few pockets of star formation here in the Milky Way. But new galaxies have been discovered, 12…
The Galaxy Zoo is Busy
I introduced you to the Galaxy Zoo a few weeks ago. You know, the online site where you use your…
Hidden Cluster Seen For the First Time
This newly released photograph taken by the Spitzer Space Telescope is of a previously hidden star cluster, revealed now in…
Four Galaxies in a Cosmic Collision
Galaxies aren't born, they evolve, getting built up through a succession of mergers over billions of years. In most cases,…
Some Variable Stars Cloak Themselves from View
Most stars shine with a brilliant light, barely changing for billions of years. Others vary in brightness dramatically, dimming and…
Galactic Collisions Set Quasars Ablaze
Some galaxies are relatively quiet, while others blaze with enough radiation that we can see them clear across the Universe.…
The Clear Skies Above Paranal
If you ever wondered why telescopes are perched atop the highest mountains, with the clearest skies, just check out this…